The flowing drapery forming the scroll-work displayed on either side of the helmet from beneath the wreath, representing the ancient covering of the helmet, used to protect it from stains or rust. When the mantling encloses the escutcheon, supporters, &c., it represents the robe of honour worn by the party whose shield it envelopes. This mantle is always described as doubled, that is, lined throughout with one of the furs, as ermine, pean, vary.
This sweeps round from the top of the helmet and drapes each side of the shield. It is said that this is a representation of the mantle worn by a knight in warm climates for protection from the sun on the metal.